



Utila
Fits True to Size
Need help finding the right size? Scroll down to view our size conversion chart.
Step into simplicity redefined with Utila, a minimalist slip-on designed to bring quiet sophistication to your daily routine. With soft curves, sustainable materials, and Casta’s signature craftsmanship, Utila delivers effortless style and comfort, from morning walks to afternoon café breaks.
Key Features:
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Soft Vegetable-Tanned Leather
Made from naturally tanned leather, free from chromium and harsh chemicals, Utila reflects Casta’s commitment to conscious production and a lower environmental impact. -
Breathable Natural Leather Lining
Keeps your feet cool and dry throughout the day, with a soft-touch feel for all-day wear. -
Removable Memory Foam Insole
Adapts to your foot’s shape with every step, offering personalized support and pressure relief, perfect for long days on your feet. -
Lightweight EVA Sole with Rubber Grip
Combines feather-light cushioning with a sturdy base for confident strides on any surface.
Utila’s clean silhouette and slip-on design are made for modern minimalism lovers. The absence of laces or buckles creates a fluid look that works with both relaxed and refined outfits.
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Easy to wear: No laces, no fuss
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Style it with: Cropped trousers, wide-leg pants, linen skirts, or smart-casual tailoring
Handmade in Portugal by skilled artisans, Utila is part of Casta’s ongoing mission to deliver responsible fashion, combining quality, ethics, and timeless design.
Delivery Times
EU countries: ~ 2-3 business days from the date of your order. USA & Canada: ~ 3-5 working days from the date of your order
Shoe Size Conversion
This is how you make sure that you order a correct sized Casta shoe:
◾ Take a piece of paper (A4) and lay it on floor.
◾ Step on the paper and trace your foot with a pen.
◾ Measure the longest length of your foot (normally from the middle of the heel to end of your big toe).
◾ Mark the length and check from the table below your correct size.
Unit | ||||||||||||||||
US & Canada | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 |
UK | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 |
Europe |
35 | 35 | 35-36 | 36 | 36-37 | 37 | 37-38 | 38 | 38-39 | 39 | 39-40 | 40 | 40-41 | 41 | 41-42 | 42 |
Inches | 8.2 | 8.3 | 8.5 | 8.8 | 8.9 | 9.1 | 9.3 | 9.4 | 9.5 | 9.7 | 9.9 | 10 | 10.2 | 10.3 | 10.5 | 10.7 |
Centimeters | 20.8 | 21.3 | 21.6 | 22.2 | 22.5 | 23 | 23.5 | 23.8 | 24.1 | 24.6 | 25.1 | 25.4 | 25.9 | 26.2 | 26.7 | 27.1 |